Rectangular Industrial Control Dampers

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Damper Selection Guide

Which damper best fits the application? Greenheck’s damper interactive selection guide removes the guesswork. Find blade type, velocity, pressure, AMCA listings, submittals, drawings and more, all in one easy-to-use format.

HCD-135

The HCD-135 rectangular industrial control damper has a flanged frame with insulated airfoil blades.

Blade Type: Insulated Fabricated Airfoil
Pressure: Up to 8½ in. wg (2.1 kPa)
Velocity: Up to 4000 fpm (20.3 m/s)
Temperature: -40°F to 250°F (-40°C to 121°C)

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